[Tom Stanton] wanted to see if supercaps have any practical use on e-bikes, and built a DIY electric motor in the process. One of the problems with supercaps is the rapid voltage drop during ...

If you’re [James Bruton], you design and build a mini electric ... the motor heated up and the mounting screws got hot enough to melt the plastic. But other than that, the bike worked great ...

Add the rider weight to the 100-pound weight of the bike, and even then it's clear that the 24-hp equivalent motor is still ...

Rubbee consists of a polyurethane roller wired to a 14.4-volt battery pack. The doohickey presses the roller against the back tire of the bike, propelling it with the force of wheel-on-wheel friction ...

This video demonstrates how to create a cool DIY motorcycle powered by an electric motor. Follow the step-by-step guide to build an air-powered bike from scratch. Enjoy watching the process and see ...